[ boosh-ing ]
See synonyms for: bushingbushings on Thesaurus.com

  1. Electricity. a lining for a hole, intended to insulate and protect from abrasion one or more conductors that pass through it.

  2. Machinery.

    • a replaceable thin tube or sleeve, usually of bronze, mounted in a case or housing as a bearing.

    • a replaceable hardened steel tube used as a guide for various tools or parts, as a drill or valve rod.

Origin of bushing

First recorded in 1785–95; bush2 + -ing1

Words Nearby bushing

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use bushing in a sentence

  • Urethane bushings prevent sideways deflection of the arm better than rubber stock bushings, helping align of the rest of the suspension system’s higher-performance components and increasing durability during more extreme use.

  • If a piece of brass tubing, an old bushing or a cored piece is at hand, a part of the work is already done.

  • The type shown at A employs a molded porcelain as an insulator, while that depicted at B uses a bushing of mica.

    Aviation Engines | Victor Wilfred Pag
  • In assembling the battery, the cover is placed over the post, and the cell connector is burned to both post and bushing.

  • The rubber bushing is grooved horizontally to increase the length of the sealing surface.

British Dictionary definitions for bushing


/ (ˈbʊʃɪŋ) /

  1. another word for bush 2 (def. 1)

  2. an adaptor having ends of unequal diameters, often with internal screw threads, used to connect pipes of different sizes

  1. a layer of electrical insulation enabling a live conductor to pass through an earthed wall, etc

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012